应变对四方相BaTiO3缺陷及极化的影响
张思1,2, 马颖1,2, 周益春1,2

Effects of Strain on Defects and Polarization in Tetragonal BaTiO3
ZHANG Si1,2, MA Ying1,2, ZHOU Yi-Chun1,2
图3 Ba、Ti和O中性空位在相平衡点的形成能
Fig. 3 Formation energy of neutral vacancies at each equilibrium point